The daughters have to find a way to support Caitlyn while still being sensitive to Kris's feelings; Kourtney focuses on her kids after of asking Scott to move out; Kim wants Khloé to do the sexiest photoshoot she's ever done.
Kourtney attempts to find a new status quo with Scott; a business trip to Australia has Khloé thinking twice about how much she does for her sisters; Kim and Kanye prepare to move back in with Kim.
Kris decides to throw an extra-special graduation party for Kylie; Kim's pregnancy cravings take her halfway around the world, but it could be putting her at risk; Khloé responds to a presence in her house by getting in touch with her psychic side.
Kris a reason to meet Caitlyn for the first time at Kylie's 18th birthday; Kim takes over Kris's home in preparation for baby number two; Khloé takes steps to move forward.
After moving forward with her divorce, Khloé seeks solace in Mexico City at the big cat rescue foundation; Kris has on her own separate correspondence with Lamar; Kylie makes her first appearance as an adult at a club in Montreal.
The family flies to St. Bart's to forget their troubles, but drama follows them; Kourtney gets disturbing news about Scott; Kendall has beef with Kylie for bringing her boyfriend Tyga; Kris struggles to get back on Kim's good side.
Kris wants the girls to take a genetic test to know their risks for cancer, but not everyone is on board; Kendall has a hard to finding a balance in her relationship with Caitlyn; the family helps Scott as he hits a low point.
Kris decides the family needs Communication Therapy; Kylie is ready to celebrate her new home but her family's bossy ways get in the way of her plans; Khloé struggles to finish her book.